Question: K A simple random sample of size n 15 is drawn from a population that is normally distri sample mean is found to be x

K A simple random sample of size n 15 is drawn from a population that is normally distri sample mean is found to be x 20 9 and the sample standard deviation is found to be s Determine if the population mean is different from 26 at the a 0 01 level of significance

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